Commander1024/radiation-tagger
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2 changed files with 57 additions and 178 deletions
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107
functions.py
View File

@ -16,8 +16,7 @@ class Radiation:
Arguments:
timestamp: Date/time string from CSV as string
radiation: Radiation from CSV in CP/M as float
local_timezone: timezone for timezone-unaware CSV / Photo, if GPX is
timezone aware
local_timezone: timezone for timezone-unaware CSV / Photo, if GPX is timezone aware
si_factor: CP/M to (µS/h) conversion factor - specific to GMC-tube
Returns:
@ -25,13 +24,7 @@ class Radiation:
radiation: radiation in µS/h as str (for Exif comment, UTF-8)
'''
def __init__(
self,
timestamp,
radiation,
local_timezone,
si_factor
):
def __init__(self, timestamp, radiation, local_timezone, si_factor):
self.timestamp = self._time_conversion(timestamp, local_timezone)
self.radiation = self._radiation_conversion(radiation, si_factor)
@ -55,8 +48,7 @@ class Photo:
Arguments:
photo: source photo ()
local_timezone: timezone for timezone-unaware CSV / Photo, if GPX is
timezone aware
local_timezone: timezone for timezone-unaware CSV / Photo, if GPX is timezone aware
dest_dir: destination directory where the photo is going to be copied to.
dry_run: whether to actually write (True / False)
@ -72,10 +64,7 @@ class Photo:
self.get_photo_basename = self._copy_photo(photo, dest_dir, dry_run)[0]
def __repr__(self):
return 'Photo: %s Creation Date: %s' % (
str(self.get_photo_basename),
str(self.get_date)
)
return 'Photo: %s Creation Date: %s' % (str(self.get_photo_basename), str(self.get_date))
def _copy_photo(self, photo, dest_dir, dry_run):
# Determine where to work on photo and copy it there if needed.
@ -107,8 +96,8 @@ class Photo:
class Match:
'''
Receives lists of time / radiation and GPS data and compares it to
timestamp.Then returns relevant values matching to time - or None
Receives lists of time / radiation and GPS data and compares it to timestamp.
Then returns relevant values matching to time - or None
Arguments:
photo_time: timestamp of photo
@ -121,30 +110,12 @@ class Match:
'''
def __init__(self, photo_time, radiation_list, position_list):
self.radiation_value = self._find_radiation_match(
photo_time,
radiation_list
)[1]
self.radiation_delta = self._find_radiation_match(
photo_time,
radiation_list
)[0]
self.position_delta = self._find_position_match(
photo_time,
position_list
)[0]
self.position_latitude = self._find_position_match(
photo_time,
position_list
)[1][1]
self.position_longitude = self._find_position_match(
photo_time,
position_list
)[1][2]
self.position_altitude = self._find_position_match(
photo_time,
position_list
)[1][3]
self.radiation_value = self._find_radiation_match(photo_time, radiation_list)[1]
self.radiation_delta = self._find_radiation_match(photo_time, radiation_list)[0]
self.position_delta = self._find_position_match(photo_time, position_list)[0]
self.position_latitude = self._find_position_match(photo_time, position_list)[1][1]
self.position_longitude = self._find_position_match(photo_time, position_list)[1][2]
self.position_altitude = self._find_position_match(photo_time, position_list)[1][3]
def __repr__(self):
if self.radiation_value:
@ -215,21 +186,9 @@ class Exif:
Exif-Comment: that has been written (incl. radiation)
'''
def __init__(
self, photo,
dry_run,
radiation,
latitude,
longitude,
elevation
):
self.write_exif = self._write_exif(
photo,
dry_run,
radiation,
latitude,
longitude, elevation
)
def __init__(self, photo, dry_run, radiation, latitude, longitude, elevation):
self.write_exif = self._write_exif(photo, dry_run, radiation, latitude,
longitude, elevation)
def __repr__(self):
return 'Position: %s, %s: %s ' % self.write_exif
@ -248,15 +207,7 @@ class Exif:
second = round((t1 - minute) * 60, 5)
return (deg, minute, second, loc_value)
def _write_exif(
self,
photo,
dry_run,
radiation,
latitude,
longitude,
elevation
):
def _write_exif(self, photo, dry_run, radiation, latitude, longitude, elevation):
metadata = pyexiv2.ImageMetadata(photo)
metadata.read()
@ -266,16 +217,12 @@ class Exif:
longitude_degree = self._to_degree(longitude, ["W", "E"])
# convert decimal coordinates into fractions required for pyexiv2
exiv2_latitude = (
Fraction(latitude_degree[0] * 60 + latitude_degree[1], 60),
Fraction(int(round(latitude_degree[2] * 100, 0)), 6000),
Fraction(0, 1)
)
exiv2_longitude = (
Fraction(longitude_degree[0] * 60 + longitude_degree[1], 60),
Fraction(int(round(longitude_degree[2] * 100, 0)), 6000),
Fraction(0, 1)
)
exiv2_latitude = (Fraction(latitude_degree[0] * 60 + latitude_degree[1], 60),
Fraction(int(round(latitude_degree[2] * 100, 0)), 6000),
Fraction(0, 1))
exiv2_longitude = (Fraction(longitude_degree[0] * 60 + longitude_degree[1], 60),
Fraction(int(round(longitude_degree[2] * 100, 0)), 6000),
Fraction(0, 1))
# Exif tags to write
metadata['Exif.GPSInfo.GPSLatitude'] = exiv2_latitude
@ -312,8 +259,7 @@ class Exif:
class Output:
'''
Receives values to be printed, formats them and returns a string for
printing.
Receives values to be printed, formats them and returns a string for printing.
Arguments:
radiation: radiation as float
@ -326,12 +272,7 @@ class Output:
'''
def __init__(self, radiation, latitude, longitude, altitude):
self.get_string = self._get_string(
radiation,
latitude,
longitude,
altitude
)
self.get_string = self._get_string(radiation, latitude, longitude, altitude)
def __repr__(self):
return self.get_string

128
rad_tag.py
View File

@ -1,11 +1,9 @@
#!/usr/bin/env python
# -*- coding: utf-8 -*-
'''
Iterates over a bunch of .jpg or .cr2 files and matches
''' Iterates over a bunch of .jpg or .cr2 files and matches
DateTimeOriginal from Exif tags to DateTime in a csv log
of a GeigerMuellerCounter and writes its value to Exif/ITPC/XMP tags in µS/h
'''
of a GeigerMuellerCounter and writes its value to Exif/ITPC/XMP tags in µS/h '''
import csv
import argparse
@ -23,57 +21,26 @@ from functions import Radiation, Photo, Match, Exif, Output
# 600+ series: 0.002637 µSv/h / CPM
# Configure argument parser for cli options
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter,
description='''A unix-tyle tool that extracts GPS and/or radiation data
from GPX/CSV files and writes them into the Exif/ITPC/XMP tags of given
photos.'''
)
parser.add_argument(
'-si', '--sifactor',
type=float,
default=0.0065,
help='Factor to multiply recorded CPM with.'
)
parser.add_argument(
'-tz', '--timezone',
type=str,
metavar='Timezone',
default='utc',
help='''Manually set timezone of CSV / and Photo timestamp, defaults to
UTC if omitted. This is useful, if the GPS-Logger saves the time in local
time (without timezone).'''
)
parser.add_argument(
'-d', '--dry',
action='store_true',
help='Dry-run, do not actually write anything.'
)
parser.add_argument(
'csv',
metavar='CSV',
type=str,
help='Geiger counter history file in CSV format.'
)
parser.add_argument(
'-g', '--gpx',
metavar='GPX',
type=str,
help='GPS track in GPX format'
)
parser.add_argument(
'photos',
metavar='Photo',
type=str,
nargs='+',
help='One or multiple photo image files to process.'
)
parser.add_argument(
'-o', '--outdir',
type=str,
default='.',
help='Directory to output processed photos.'
)
parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter,
description='''A unix-tyle tool that
extracts GPS and/or radiation data from GPX/CSV files and writes
them into the Exif/ITPC/XMP tags of given photos.''')
parser.add_argument('-si', '--sifactor', type=float, default=0.0065,
help='Factor to multiply recorded CPM with.')
parser.add_argument('-tz', '--timezone', type=str, metavar='Timezone', default='utc',
help='''Manually set timezone of CSV / and Photo timestamp,
defaults to UTC if omitted. This is useful, if the GPS-Logger
saves the time incl. timezone''')
parser.add_argument('-d', '--dry', action='store_true',
help='Dry-run, do not actually write anything.')
parser.add_argument('csv', metavar='CSV', type=str,
help='Geiger counter history file in CSV format.')
parser.add_argument('-g', '--gpx', metavar='GPX', type=str,
help='GPS track in GPX format')
parser.add_argument('photos', metavar='Photo', type=str, nargs='+',
help='One or multiple photo image files to process.')
parser.add_argument('-o', '--outdir', type=str, default='.',
help='Directory to output processed photos.')
args = parser.parse_args()
@ -86,21 +53,12 @@ position_list = []
# Import GeigerCounter log
with open(args.csv, "r") as f:
# Read csv file, filter out lines beginning with #
csv = csv.reader(
filter(lambda row: row[0] != '#', f),
delimiter=',',
skipinitialspace=True
)
csv = csv.reader(filter(lambda row: row[0] != '#', f),
delimiter=',', skipinitialspace=True)
# Import only relevant values, that's timestamp and CP/M
for _, csv_raw_time, csv_raw_cpm, _ in csv:
radiation = Radiation(
csv_raw_time,
csv_raw_cpm,
local_timezone,
args.sifactor
)
radiation = Radiation(csv_raw_time, csv_raw_cpm, local_timezone, args.sifactor)
radiation_list.append(radiation)
# close CSV file
f.close()
@ -113,12 +71,8 @@ if args.gpx:
for segment in track.segments:
for point in segment.points:
point_aware_time = point.time.astimezone(local_timezone)
position = (
point_aware_time,
point.latitude,
point.longitude,
point.elevation
)
position = (point_aware_time, point.latitude, point.longitude,
point.elevation)
position_list.append(position)
# Inform the user about what is going to happen
@ -133,34 +87,18 @@ else:
# Print table header
print('{:<15} {:<25} {:<22}'.format('filename', 'date / time', 'Matched Data'))
# Iterate over list of photos
for src_photo in args.photos:
# Instantiate photo, copy it to destdir if needed and receive filename
# to work on
# Instantiate photo, copy it to destdir if needed and receive filename to work on
photo = Photo(src_photo, local_timezone, args.outdir, args.dry)
# Here the matching magic takes place
match = Match(photo.get_date, radiation_list, position_list)
# Formatted output:
data = Output(
match.radiation_value,
match.position_latitude,
match.position_longitude,
match.position_altitude
)
print(
'{:<15} {:<25} {:<22}'.format(photo.get_photo_basename,
str(photo.get_date),
str(data))
)
data = Output(match.radiation_value, match.position_latitude,
match.position_longitude, match.position_altitude)
print('{:<15} {:<25} {:<22}'.format(photo.get_photo_basename, str(photo.get_date), str(data)))
# Write exif data
Exif(
photo.get_photo_filename,
args.dry,
match.radiation_value,
match.position_latitude,
match.position_longitude,
match.position_altitude
)
Exif(photo.get_photo_filename, args.dry, match.radiation_value,
match.position_latitude, match.position_longitude, match.position_altitude)